Describe the problem

尝试使用OneDrive代替思源同步assets文件夹下的所有静态资源
在synignore中添加assets文件夹后，将assets文件夹的内容移动到OneDrive进行同步，win上使用mklink /J mac上使用ln -s建立assets的软连接，思源会在同步时删除该软连接，并且无法在设置-资源中，侦测到未使用的图片

Expected result

将软连接视为正常的文件夹，以方便使用onedrive进行静态资源的同步，减少服务器的存储压力

Screenshot or screen recording presentation

Version environment

• Version: 1.3.7
• Operating system: win/mac

Log File

I 2021/09/28 19:57:38 sync.go:194: set sync interval to [1m]
E 2021/09/28 19:58:44 sync.go:915: gen sync history failed: open D:\AppData\SiYuanNote\data.siyuan\history\2021-09-28-195843-sync\assets: is a directory
I 2021/09/28 19:58:45 sync.go:236: sync [cloud=1308, local=1299] downloaded in [6.19s]
I 2021/09/28 19:58:45 sync.go:240: set sync interval to [1m]
E 2021/09/28 19:58:45 aseet.go:64: read asset [D:\AppData\SiYuanNote\data\assets\f8ebd82c8bb203f546bf85de3b9ededf5d00ab90-20210927233007-q6sgsce.png] data failed: open D:\AppData\SiYuanNote\data\assets\f8ebd82c8bb203f546bf85de3b9ededf5d00ab90-20210927233007-q6sgsce.png: The system cannot find the path specified.
E 2021/09/28 19:58:45 aseet.go:64: read asset [D:\AppData\SiYuanNote\data\assets\cba965d94b9521e7be193388896a2c04fa0357a6-20210927233234-vv775ox.jpg] data failed: open D:\AppData\SiYuanNote\data\assets\cba965d94b9521e7be193388896a2c04fa0357a6-20210927233234-vv775ox.jpg: The system cannot find the path specified.
E 2021/09/28 19:58:45 aseet.go:64: read asset [D:\AppData\SiYuanNote\data\assets\94b63a7ab5e799961b025dd049a56bf9e8586141-20210927233822-5h5r68d.jpg] data failed: open D:\AppData\SiYuanNote\data\assets\94b63a7ab5e799961b025dd049a56bf9e8586141-20210927233822-5h5r68d.jpg: The system cannot find the path specified.
E 2021/09/28 19:58:45 aseet.go:64: read asset [D:\AppData\SiYuanNote\data\assets\image_1-20210927234102-t3trux7.png] data failed: open D:\AppData\SiYuanNote\data\assets\image_1-20210927234102-t3trux7.png: The system cannot find the path specified.
I 2021/09/28 19:58:45 box.go:422: rebuilt database for notebook [20210902095438-ut12mcx] in [0.04s]
I 2021/09/28 19:59:45 sync.go:132: set sync interval to [2m]
I 2021/09/28 20:01:46 sync.go:132: set sync interval to [4m]